docs: def do_watch(self, *args):
          """ Watch Dynamo tables consumed capacity """
          tables = []
          if not self.engine.cached_descriptions:
              self.engine.describe_all()
          all_tables = list(self.engine.cached_descriptions)
          for arg in args:
              candidates = set((t for t in all_tables if fnmatch(t, arg)))
              for t in sorted(candidates):
                  if t not in tables:
                      tables.append(t)
  
          mon = Monitor(self.engine, tables)
          mon.start()